[PATCH] reiserfs: warn about the useless nolargeio option

Since the nolargeio option no longer has any effect, print a warning
instead of setting a write-only variable.

Signed-off-by: Adrian Bunk <bunk@stusta.de>
Cc: Jeff Mahoney <jeffm@suse.com>
Cc: Chris Mason <mason@suse.com>
Cc: Hans Reiser <reiser@namesys.com>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>

diff --git a/fs/reiserfs/super.c b/fs/reiserfs/super.c
index 1cd4d38..b40d4d6 100644 (file)
--- a/fs/reiserfs/super.c
+++ b/fs/reiserfs/super.c
@@ -723,12 +723,6 @@ static const arg_desc_t error_actions[] = {
        {NULL, 0, 0},
 };
 
-int reiserfs_default_io_size = 128 * 1024;     /* Default recommended I/O size is 128k.
-                                                  There might be broken applications that are
-                                                  confused by this. Use nolargeio mount option
-                                                  to get usual i/o size = PAGE_SIZE.
-                                                */
-
 /* proceed only one option from a list *cur - string containing of mount options
    opts - array of options which are accepted
    opt_arg - if option is found and requires an argument and if it is specifed
@@ -957,19 +951,8 @@ static int reiserfs_parse_options(struct super_block *s, char *options,    /* strin
                }
 
                if (c == 'w') {
-                       char *p = NULL;
-                       int val = simple_strtoul(arg, &p, 0);
-
-                       if (*p != '\0') {
-                               reiserfs_warning(s,
-                                                "reiserfs_parse_options: non-numeric value %s for nolargeio option",
-                                                arg);
-                               return 0;
-                       }
-                       if (val)
-                               reiserfs_default_io_size = PAGE_SIZE;
-                       else
-                               reiserfs_default_io_size = 128 * 1024;
+                       reiserfs_warning(s, "reiserfs: nolargeio option is no longer supported");
+                       return 0;
                }
 
                if (c == 'j') {